D-2-Aminobutyric acid is utilized in the synthesis of various pharmaceutical compounds, particularly in the development of drugs targeting neurological disorders. It serves as a precursor in the production of anticonvulsants and other medications that modulate neurotransmitter activity in the brain. Additionally, this compound is employed in biochemical research to study enzyme mechanisms and amino acid metabolism. Its role in peptide synthesis also makes it valuable for creating custom peptides used in therapeutic and diagnostic applications. In agriculture, it can be explored as a component in formulations designed to enhance plant growth and stress resistance.